World Metal Price (US$)Date Silver/Oz Zinc/Ton Aluminium/Ton Copper/Ton Platinum/Oz28-March 36.85 2369.70 2620.58 9733.25 1728.0029-March 37.00 2364.54 2601.54 9678.59 1739.0030-March 37.37 2398.82 2635.14 9679.94 1747.0031-March 37.73 2752.06 2378.88 9575.55 1777.001-April 37.65 2353.34 2622.59 9557.63 1771.00Source:kitco.com
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